var Captcha={forum_id:"",forum_name_u:"",_container_ele:"captcha_container",_content_ele:"captcha_content",_error_ele:"captcha_error",_img_url:"/cgi-bin/genimg?",_audio_url:"/cgi-bin/genaudio?",_need_update:true,sign_str:"",getData:function(){antiAnswer.antiProcess();varurl=antiAnswer.getVcodeUrl()+"&t="+Math.random();Fe.Ajax.request(url,function(xhr){var return_value=eval("("+xhr.responseText+")");Captcha.sign_str=return_value.nbdSignStr},{async:false});Fe.G("bs").value=Captcha.sign_str},changeYImg:function(A){var B=A;B.src="http://static.tieba.baidu.com/tb/img/errorYimg.jpg"},init:function(){if(!this._need_update){return }this._need_update=false;this.getData();var C=Fe.G("captcha_img");var A=this._img_url+this.sign_str+"&t="+Math.random();if(!C){var B=Fe.G("captcha_img_con");B.innerHTML='<img onerror="Captcha.changeYImg(this);" id="captcha_img" src="'+A+'" style="margin-bottom:-3px;">'}else{C.src=A}Fe.G(this._content_ele).style.display=""},updateImage:function(){Captcha._need_update=false;var B=Fe.G("captcha");B.value="";B.focus();var A=this._img_url+this.sign_str+"&t="+Math.random();Fe.G("captcha_img").src=A}